Information about #172E8B color

#172E8B color image

Basic facts about this digital color

#172E8B falls into the Blue Color Family — High Saturation, Neutral brightness. Its exact recipe is rgb(23, 46, 139) — 9% red, 18% green, 54.5% blue — and for print it converts to CMYK 45 / 36 / 0 / 45. Curious how these numbers work? Read our RGB color codes guide.

The color #172E8B reads as a strongly colored deep-sea blue and occupies the middle of the lightness scale. Expect to see shades like this in logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is a hair away from Luxury Blue (#1F2B8F). Slightly further away sit Cubs Blue (#0E3386) and Lapis Blue (#15317E).

The recipe behind #172E8B is rgb(23, 46, 139), with blue as the dominant ingredient. On this background, white text reaches a 11.7:1 contrast ratio (passing WCAG AAA); black stays at 1.8:1. Out of 16,777,216 possible colors, #172E8B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#172E8B color variations

View this color variations of tints, shades, tones and hues.

#172E8B color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme

Nearest named colors to #172E8B

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Conversions between color systems and etc.

  • HEX#172E8B
  • RGB23, 46, 139
  • CMYK45, 36, 0, 45
  • CSSrgb(23, 46, 139)
  • HSL228°, 72%, 32%
  • HSL Precise228.103°, 71.605%, 31.765%
  • HSV228°, 83%, 55%
  • HSB228°, 83%, 55%
  • Normalized R (0.0–1.0)0.090
  • Normalized G (0.0–1.0)0.180
  • Normalized B (0.0–1.0)0.545
  • GLSLvec3(0.090, 0.180, 0.545)
  • GLSL with alphavec4(0.090, 0.180, 0.545, 1.000)
  • HLSL / Metalfloat3(0.090, 0.180, 0.545)
  • Percentage of Red in RGB9%
  • Percentage of Green in RGB18%
  • Percentage of Blue in RGB54.5%
  • Color FamilyBlue
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX ID172E8B
  • DECIMAL ID1519243
  • Name LengthThis color has no name
  • Seen by search & AI crawlers19 times
  • Counting from2025-01-01